Safe power line plug

Abstract

The utility model discloses a safe power line plug, and relates to the technical field of power line plugs. Comprising a plug body of which the bottom is connected with a power line, one side of the plug body is provided with a contact piece, the plug body is detachably connected with a protective sleeve for shielding the contact piece, the protective sleeve is provided with an accommodating groove into which the contact piece can be inserted, one side of the plug body far away from the contact piece is provided with a mounting groove matched with the protective sleeve, and a clamping block is arranged in the mounting groove. The protective sleeve is provided with a clamping groove which is clamped with the clamping block in a matched mode. According to the safe power line plug, when the plug is inserted into a power socket, the protective sleeve can be clamped in the mounting groove in the back side of the plug body, so that the protective sleeve is not prone to being lost, and when the plug is not inserted into the power socket, the protective sleeve can be conveniently sleeved on the contact piece so as to protect the contact piece.

Description

Technical Field

[0001] The utility model relates to the technical field of power cord plugs, in particular to a safe power cord plug. Background Art

[0002] A power cord plug refers to a device that connects electrical appliances and other devices to a power source. Power sockets and plugs vary in appearance, grade, size and type. Power plugs are widely used. Power plugs may be needed in all industries, large and small. They are found in every corner of our lives. Wherever electricity is needed, there are power plugs.

[0003] When the existing power cord plug is not in use, a power cord plug protective cover is usually placed on the contacts of the plug to protect the contacts of the power cord plug. After the power cord plug is plugged into a corresponding power socket, the protective cover needs to be removed and placed aside. When the power cord plug is removed from the power socket again, the protective cover is easily lost. Utility Model Content

[0004] The utility model provides a safe power cord plug to solve the problems in the background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a safe power cord plug, comprising a plug body connected to the power cord at the bottom, a contact piece is provided on one side of the plug body, a protective cover for covering the contact piece is detachably connected to the plug body, a receiving groove for inserting the contact piece is formed on the protective cover, a mounting groove matching with the protective cover is formed on the side of the plug body away from the contact piece, a clamping block is provided in the mounting groove, and a clamping groove matching with the clamping block is provided on the protective cover.

[0006] Furthermore, the installation groove is an annular groove, the protective sleeve is cylindrical as a whole, and a fixing ring is fixedly connected to its end. A groove is provided at one end of the protective sleeve close to the installation groove, the accommodating groove is provided on the inner wall of the groove, and the clamping groove is provided on the fixing ring.

[0007] Furthermore, the surface of the fixing ring is evenly provided with four clamping grooves along its circumference, and the inner wall of the mounting groove is evenly provided with four clamping blocks along its circumference.

[0008] Furthermore, the card block is completely accommodated in the installation groove.

[0009] Furthermore, the accommodating groove includes a first slot and a second slot that are connected, the first slot is opened on the inner wall of the groove, the second slot is opened on the inner wall of the first slot, and the first slot and the second slot are T-shaped as a whole.

[0010] Furthermore, a movable groove is provided on the plug body, and the contact piece passes through the movable groove. An insulating sleeve mounted on the contact piece is connected to the movable groove through a spring. One end of the insulating sleeve can pass through the outside of the movable groove, and a retaining ring is connected to the end of the insulating sleeve.

[0011] Compared with the prior art, the utility model provides a safe power cord plug, which has the following beneficial effects: when the safe power cord plug is inserted into a power socket, the protective cover can be stuck in the installation groove on the back side of the plug body, so that the protective cover is not easy to be lost. When the plug is not inserted into the power socket, the protective cover can be conveniently put on the contact to protect the contact. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a structural schematic diagram of the utility model;

[0013] Figure 2 It is a rear view structural schematic diagram of the utility model;

[0014] Figure 3 This is a schematic diagram of the structure of the protective cover of the utility model;

[0015] Figure 4 It is a schematic diagram of the planar structure of the protective cover of the utility model;

[0016] Figure 5 It is a schematic diagram of the planar structure of the contact piece of the utility model.

[0017] In the figure: 1. plug body; 2. contact piece; 3. protective cover; 4. receiving groove; 5. mounting groove; 6. fixing ring; 7. groove; 8. card slot; 9. card block; 10. first slot; 11. second slot; 12. movable slot; 13. insulating sleeve; 14. retaining ring; 15. spring. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] See also Figure 1-5The utility model discloses a safety power cord plug, including a plug body 1 connected to a power cord at the bottom, a contact piece 2 is arranged on one side of the plug body 1, a protective cover 3 for covering the contact piece 2 is detachably connected to the plug body 1, a receiving groove 4 for inserting the contact piece 2 is formed on the protective cover 3, a mounting groove 5 matched with the protective cover 3 is formed on the side of the plug body 1 away from the contact piece 2, a clamping block 9 is arranged in the mounting groove 5, and a clamping groove 8 matched with the clamping block 9 is arranged on the protective cover 3.

[0020] Specifically, the mounting groove 5 is an annular groove, the protective sleeve 3 is cylindrical as a whole, and a fixing ring 6 is fixedly connected to its end. A groove 7 is provided at one end of the protective sleeve 3 close to the mounting groove 5, the accommodating groove 4 is provided on the inner wall of the groove 7, and the clamping groove 8 is provided on the fixing ring 6.

[0021] The surface of the fixing ring 6 is evenly provided with four clamping grooves 8 along its circumference, and the inner wall of the mounting groove 5 is evenly provided with four clamping blocks 9 along its circumference.

[0022] In this embodiment, the fixing ring 6 can be inserted into the annular mounting groove 5 , and the groove 7 can cooperate with the protruding portion in the mounting groove 5 .

[0023] The clamping block 9 is L-shaped as a whole, and a clamping hook is formed at its end. When the fixing ring 6 is inserted into the installation groove 5, the clamping block 9 passes through the clamping groove 8, and the clamping hook at its end will hook on the fixing ring 6.

[0024] Specifically, the clamping block 9 is completely accommodated in the mounting groove 5 .

[0025] In this embodiment, the block 9 does not protrude outside the mounting groove 5 .

[0026] Specifically, the accommodating slot 4 includes a first slot 10 and a second slot 11 which are connected. The first slot 10 is opened on the inner wall of the groove 7, and the second slot 11 is opened on the inner wall of the first slot 10. The first slot 10 and the second slot 11 are T-shaped as a whole.

[0027] In this embodiment, the length and width of the first slot 10 are greater than the length and width of the second slot 11 .

[0028] Specifically, a movable groove 12 is provided on the plug body 1, and the contact piece 2 passes through the movable groove 12. An insulating sleeve 13 sleeved on the contact piece 2 is connected to the movable groove 12 through a spring 15. One end of the insulating sleeve 13 can pass through the outside of the movable groove 12, and a retaining ring 14 is connected to the end of the insulating sleeve 13.

[0029] In this embodiment, the insulating sleeve 13 can further protect the contact piece 2. When the contact piece 2 of the plug body 1 is inserted into the power socket, the insulating sleeve 13 will compress the spring 15 to avoid it.

[0030] To sum up, when the safety power cord plug is inserted into the power socket, the protective cover 3 can be stuck in the installation groove 5 on the back side of the plug body 1, so that the protective cover 3 is not easy to be lost. When the plug is not inserted into the power socket, the protective cover 3 can be conveniently put on the contact 2 to protect the contact 2.

[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A safety power cord plug, comprising a plug body (1) connected to a power cord at the bottom, characterized in that: A contact piece (2) is provided on one side of the plug body (1); a protective cover (3) for covering the contact piece (2) is detachably connected to the plug body (1); a receiving groove (4) is formed on the protective cover (3) into which the contact piece (2) can be inserted; a mounting groove (5) matching with the protective cover (3) is formed on the side of the plug body (1) away from the contact piece (2); a clamping block (9) is provided in the mounting groove (5); and a clamping groove (8) matching with the clamping block (9) is provided on the protective cover (3).

2. A safety power cord plug according to claim 1, characterized in that: The mounting groove (5) is an annular groove. The protective sleeve (3) is cylindrical in shape as a whole, and a fixing ring (6) is fixedly connected to the end thereof. A groove (7) is formed at one end of the protective sleeve (3) close to the mounting groove (5). The accommodating groove (4) is formed on the inner wall of the groove (7), and the clamping groove (8) is formed on the fixing ring (6).

3. A safety power cord plug according to claim 2, characterized in that: The surface of the fixing ring (6) is evenly provided with four clamping grooves (8) along its circumference, and the inner wall of the installation groove (5) is evenly provided with four clamping blocks (9) along its circumference.

4. A safety power cord plug according to claim 3, characterized in that: The clamping block (9) is completely accommodated in the installation groove (5).

5. A safety power cord plug according to claim 1, characterized in that: The receiving groove (4) comprises a first slot (10) and a second slot (11) which are connected to each other; the first slot (10) is provided on the inner wall of the groove (7); the second slot (11) is provided on the inner wall of the first slot (10); the first slot (10) and the second slot (11) are T-shaped as a whole.

6. A safety power cord plug according to claim 5, characterized in that: The plug body (1) is provided with a movable groove (12), the contact piece (2) passes through the movable groove (12), an insulating sleeve (13) sleeved on the contact piece (2) is connected to the movable groove (12) via a spring (15), one end of the insulating sleeve (13) can pass out of the movable groove (12), and a retaining ring (14) is connected to the end of the insulating sleeve (13).

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